to the junction of the two rivers. The safety of these mounted pickets is endangered by being some 15 miles from this place. No demonstrations have been made by the enemy this morning. I am, very respectfully, your obedient servant,

D. Mc. Gregg,

Brigadier-General of Volunteers, Commanding Second Division.

HEADQUARTERS CAVALRY CORPS, Germantown, Va., August 1, 1863 -11. 15 a. m.

Brigadier-General Buford,
Commanding Rappahannock Station:

General: Your dispatch to General Meade was referred to these headquarters. The order relative to crossing at Kelly's Ford was misunderstood by you. The engineers at Rappahannock Station had orders not to throw the bridge across until you dad crossed at Kelly's Ford and uncovered the opposite side. Very respectfully, your obedient servant,

C. Ross Smith,

Lieutenant-Colonel, and Chief of Staff.

HEADQUARTERS FIRST CAVALRY DIVISION, [August 1, 1863]-11. 15 a. m.

Major-General Pleasonton,

Headquarters Army of the Potomac:

General: One brigade of this division has crossed the river; the remainder of the command follow. There is now no hinderance for the construction train to commence operations on the railway bridge. Respectfully,

JNO. Buford,

Brigadier-General of Volunteers, Commanding.

August 1, 1863-12 m.

Major-General Newton,

Commanding First Corps:

Your dispatch of 9 a. m. just received As soon as Buford's cavalry has crossed, send over your infantry for the purposes indicated in your instructions of yesterday.

By order:

A. A. Humphreys,

Major-General, Chief of Staff.

HEADQUARTERS FIRST CORPS, Near Rappahannock Station, Smith's House, August 1, 1863 -4. 30 p. m.

Major-General Humphreys,
Chief of Staff, Army of The Potomac:

I prefer writing, and sending by orderly, a history of the operations of to-day, finding my messages by telegraph do not reach you.